有11000名员工，很难了解他们所有人的动向。

With eleven thousand employees, it's very difficult to keep track of them all.

《柯林斯英汉双解大词典》

不幸的是，我们中很少有人拥有处理恐怖主义威胁的经验，所以很难了解到我们事实上应该如何应对。

Unfortunately, few of us have much experience dealing with the threat of terrorism, so it's been difficult to get facts about how we should respond.

youdao

我很难了解你如何能不为这一前景所动。

I find it hard to understand how you could be unaffected by this prospect.

youdao

And the more I looked and the older I grew, the more difficult it seemed to me to administer political affairs justly.

随着我更多的观察和年纪增长，我越能了解到很难,公正地管理政治事务。

耶鲁公开课 - 政治哲学导论课程节选

Okay, right, so if you're actually making food and you're creating some of a recipe then it's very difficult to know exactly the portions that go in when you eat the final food product that comes from it, so that's right. How many of you--go ahead.

对的,所以如果你自己做饭,你会有自己的一套食谱,你很难了解最后的成品中,原成分的精确含量了,所以就是那样,有多少人,你说

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

How come the market, in other words, m a disciple of free market, I can understand why the government messes up, s much harder to understand why the free market messes up.

为什么市场，换句话说，我信奉市场经济，I’,我能理解为何政府干预失败，但想了解，it’,为何市场经济失败就很难了。

斯坦福公开课 - 经济学课程节选